.areaTree {
    & .ant-col-21 {
        & .ant-tree {
            border: 1px solid #d9d9d9;
            border-radius: 5px;
            overflow: hidden;
            max-height: 250px;
            overflow-y: scroll;
            overflow-x: hidden;
            padding-top: 0px;
            padding-left: 5px;
            & li:first-child {
                padding-top: 0px;
            }
        }
        & .has-feedback:after {
            position: absolute;
            top: 0;
            right: 15px !important;
        }
    }
}